Environmental Engineers Salary in St. Louis, MO-IL

BLS Occupational Employment & Wage Statistics • May 2025 • St. Louis, MO-IL

Median annual salary $101,580 -2.5% vs national
Median hourly $48.84
10th percentile $53,230
90th percentile $124,480
Employed locally 220
National median $104,170

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Environmental Engineers
in
St. Louis, MO-IL
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    Salary percentile breakdown

    10th
    $53,230
    25th
    $71,740
    50th (median)
    $101,580
    75th
    $116,410
    90th
    $124,480

    St. Louis economic context

    Unemployment rate 3.70% 2024 annual avg • BLS LAUS
    Median household income $78,225 2023 • Census ACS
    Environmental Engineers salary vs area income 130% Median Environmental Engineers salary is 30% above the area median household income

    Top-paying metros for Environmental Engineers

    Metro areaMedian salary
    San Francisco-Oakland-Fremont, CA $142,000
    Southeast-Central Idaho nonmetropolitan area $140,760
    Bend, OR $140,590
    Midland, TX $139,230
    Stockton-Lodi, CA $138,700
    Kennewick-Richland, WA $138,090

    Nearby metros — Environmental Engineers salary comparison

    Metro areaMedian salary
    San Francisco-Oakland-Fremont, CA $142,000
    Augusta-Richmond County, GA-SC $131,810
    Beaumont-Port Arthur, TX $125,950
    Mobile, AL $103,990
    Davenport-Moline-Rock Island, IA-IL $96,560
    Montana $96,320

    Related occupations in St. Louis, MO-IL

    OccupationMedian salary
    Civil Engineers $97,930
    Industrial Engineers $95,610
    Mechanical Engineers $86,390
    Electrical Engineers $113,310
    Architectural and Civil Drafters $62,290
    Architects, Except Landscape and Naval $97,690

    Frequently asked questions

    How much do Environmental Engineers make per hour in St. Louis?

    The median hourly wage for Environmental Engineers in St. Louis, MO-IL is $48.84, based on BLS OEWS 2025 data. Top earners (90th percentile) make $61.85 or more per hour.

    Is St. Louis above or below average for Environmental Engineers salaries?

    The median Environmental Engineers salary in St. Louis, MO-IL is 2.5% below the national median of $104,170. The national figure is from BLS OEWS 2025 data covering all US metropolitan areas.

    What is the entry-level salary for Environmental Engineers in St. Louis?

    Entry-level Environmental Engineers (10th percentile) earn around $53,230 per year in St. Louis, MO-IL. The 25th percentile — typically workers with 1–3 years of experience — earn approximately $71,740.